#2B5C9A
Closest named color: Denim Blue (#3B5B92). oklch(47.3% 0.114 255.6), rgb(43, 92, 154).
Aa
White text reads best on this color (6.77:1).
About this color
#2B5C9A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.114 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.019 away. White text reads best on it, at 6.77:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 3.10:1 |
| White text | 6.77:1 |
Values
| HEX | #2B5C9A |
| RGB | rgb(43, 92, 154) |
| HSL | hsl(214, 56%, 39%) |
| OKLCH | oklch(47.3% 0.114 255.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #2B5C9A | 6.77:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #2B5C9A | 3.10:1 | AA large text | Lc 21.0 | Dividers and decoration only |
| #2B5C9A text on white | 6.77:1 | AA | Lc 83.1 | Fine for body text |
| #2B5C9A text on black | 3.10:1 | AA large text | Lc -18.9 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF5
oklch(93.7% 0.016 253.9)
-
Step 200
200
#CCDBEE
oklch(88.6% 0.031 254.3)
-
Step 300
300
#AAC3E4
oklch(81% 0.054 255.4)
-
Step 400
400
#7CA3D7
oklch(70.7% 0.088 255.8)
-
Step 500
500
#598BCC
oklch(63% 0.113 255.5)
-
Step 600
600
#3E74B9
oklch(55.5% 0.122 255.5)
-
Step 700
700 (this color)
#2B5C9A
oklch(47.3% 0.114 255.6)
-
Step 800
800
#295081
oklch(42.8% 0.093 255.2)
-
Step 900
900
#264268
oklch(37.6% 0.074 256.4)
-
Step 950
950
#16273D
oklch(27% 0.047 255.4)
#2B5C9A with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3F619C | 0.027 |
| Deuteranopia (no green cones) | #2E5699 | 0.017 |
| Tritanopia (no blue cones) | #006A73 | 0.089 |
| Achromatopsia (no color) | #5B5B5B | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B5C9A
#2B5C9A
oklch(47.3% 0.114 255.6)
- #7B5200
#7B5200
oklch(47.2% 0.099 75.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #2B5C9A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.019
- Light Navy Blue #2E5A88 ΔE 0.029
- Dusk Blue #26538D ΔE 0.032
- Dusky Blue #475F94 ΔE 0.034
- Peacock Blue #016795 ΔE 0.038
- Denim #3B638C ΔE 0.038
- Twilight #4E518B ΔE 0.050
- Mid Blue #276AB3 ΔE 0.051
Use #2B5C9A in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.